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sdrangel/plugins/channeltx/modnfm/nfmmodbaseband.h
2024-08-27 09:54:09 +02:00

104 lines
4.1 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2019-2020 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2022 Jiří Pinkava <jiri.pinkava@rossum.ai> //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDE_NFMMODBASEBAND_H
#define INCLUDE_NFMMODBASEBAND_H
#include <QObject>
#include <QRecursiveMutex>
#include "dsp/samplesourcefifo.h"
#include "util/message.h"
#include "util/messagequeue.h"
#include "nfmmodsource.h"
class UpChannelizer;
class ChannelAPI;
class NFMModBaseband : public QObject
{
Q_OBJECT
public:
class MsgConfigureNFMModBaseband : public Message {
MESSAGE_CLASS_DECLARATION
public:
const NFMModSettings& getSettings() const { return m_settings; }
bool getForce() const { return m_force; }
static MsgConfigureNFMModBaseband* create(const NFMModSettings& settings, bool force)
{
return new MsgConfigureNFMModBaseband(settings, force);
}
private:
NFMModSettings m_settings;
bool m_force;
MsgConfigureNFMModBaseband(const NFMModSettings& settings, bool force) :
Message(),
m_settings(settings),
m_force(force)
{ }
};
NFMModBaseband();
~NFMModBaseband();
void reset();
void pull(const SampleVector::iterator& begin, unsigned int nbSamples);
MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; } //!< Get the queue for asynchronous inbound communication
void setCWKeyer(CWKeyer *cwKeyer) { m_source.setCWKeyer(cwKeyer); }
double getMagSq() const { return m_source.getMagSq(); }
int getAudioSampleRate() const { return m_source.getAudioSampleRate(); }
int getFeedbackAudioSampleRate() const { return m_source.getFeedbackAudioSampleRate(); }
int getChannelSampleRate() const;
void setInputFileStream(std::ifstream *ifstream) { m_source.setInputFileStream(ifstream); }
AudioFifo *getAudioFifo() { return m_source.getAudioFifo(); }
AudioFifo *getFeedbackAudioFifo() { return m_source.getFeedbackAudioFifo(); }
void setChannel(ChannelAPI *channel);
signals:
/**
* Level changed
* \param rmsLevel RMS level in range 0.0 - 1.0
* \param peakLevel Peak level in range 0.0 - 1.0
* \param numSamples Number of audio samples analyzed
*/
void levelChanged(qreal rmsLevel, qreal peakLevel, int numSamples);
private:
SampleSourceFifo m_sampleFifo;
UpChannelizer *m_channelizer;
NFMModSource m_source;
MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
NFMModSettings m_settings;
QRecursiveMutex m_mutex;
void processFifo(SampleVector& data, unsigned int iBegin, unsigned int iEnd);
bool handleMessage(const Message& cmd);
void applySettings(const NFMModSettings& settings, bool force = false);
private slots:
void handleInputMessages();
void handleData(); //!< Handle data when samples have to be processed
};
#endif // INCLUDE_NFMMODBASEBAND_H